/Engine/Plugins/Runtime/RigVM/Source/RigVMDeveloper/Public/EdGraph/RigVMEdGraphSchema.h
Sets the object to the specified pin
virtual void TrySetDefaultObject ( [UEdGraphPin](API\Runtime\Engine\EdGraph\UEdGraphPin) & Pin, [UObject](API\Runtime\CoreUObject\UObject\UObject) * NewDefaultObject, bool bMarkAsModified ) const